Directed by
| Peter Tatum | ||
Writing Credits (in alphabetical order)
| Budd Schulberg | ||
Cast (in credits order)
| Joe Louis | ... | Self (archive footage) | |
| Brock Peters | ... | Narrator | |
| Rest of cast listed alphabetically: | |||
| Muhammad Ali | ... | Self (archive footage) | |
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Ray Arcel | ... | Self (archive footage) |
| Buddy Baer | ... | Self (archive footage) | |
| Max Baer | ... | Self (archive footage) | |
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Jack Blackburn | ... | Self (archive footage) |
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Jimmy Braddock | ... | Self (archive footage) |
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Tommy Burns | ... | Self (archive footage) |
| Primo Carnera | ... | Self (archive footage) | |
| James J. Corbett | ... | Self (archive footage) | |
| Jack Dempsey | ... | Self (archive footage) | |
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Arthur Donovan | ... | Self (archive footage) |
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Tony Galento | ... | Self (archive footage) |
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Arturo Godoy | ... | Self (archive footage) |
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Pancho González | ... | Self (archive footage) |
| Adolf Hitler | ... | Self (archive footage) | |
| James J. Jeffries | ... | Self (archive footage) | |
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Jack Johnson | ... | Self (archive footage) |
| Jack Klugman | ... | Self (archive footage) | |
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King Levinsky | ... | Self (archive footage) |
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John Henry Lewis | ... | Self (archive footage) |
| Rocky Marciano | ... | Self (archive footage) | |
| Jesse Owens | ... | Self (archive footage) | |
| Ronald Reagan | ... | Self (archive footage) | |
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Tex Rickard | ... | Self (archive footage) |
| Sugar Ray Robinson | ... | Self (archive footage) | |
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Jack Roper | ... | Self (archive footage) |
| Max Schmeling | ... | Self | |
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Jack Sharkey | ... | Self (archive footage) |
| Frank Sinatra | ... | Self (archive footage) | |
| Gene Tunney | ... | Self (archive footage) | |
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Jess Willard | ... | Self (archive footage) |
Produced by
| William Cayton | ... | producer |
| Jack Healy | ... | producer |
| Jim Jacobs | ... | producer |
| Budd Schulberg | ... | producer |
| Peter Tatum | ... | producer |
Music by
| Bill Zampino | ||
Editing by
| Sal Cavera | ||
| Anthony Zaccaro | ||